How do to keep a CNC machining centre running smoothly?

Jun 27, 2022

How do to keep a CNC machining centre running smoothly?

 


cnc machining center


The equipment for processing precision mechanical parts, some are suitable for roughing, and some are suitable for finishing. Whether it is roughing or finishing equipment, it needs diligent maintenance, so as to work better and ensure the precision of precision mechanical parts processing, Reduce the scrap rate and improve the economic efficiency of enterprises.

 

In this blog, I mainly explain how to maintain and what to pay attention to in the operation of  CNC Machine Tools.

 

Machine tool maintenance: Clean and maintain the machine tool half an hour before going to work every day. If you use an air gun or oil gun to clean the chips, there must be a knife on the spindle.

 

It is Forbidden to blow the taper hole of the spindle with an air gun or an oil gun, so as to avoid small particles such as chips being blown into the spindle hole, which will affect the cleanliness of the spindle. Check whether the lubricating oil is sufficient, and start the machine in the normal order.

 

Start the spindle (rotation speed is 501R/M) to preheat the machine tool before the machine tool is officially working: confirm the model, size and machining allowance of the machining blank according to the program sheet before starting the machine, and de-sand and polish the blank;

 

After getting on the machine, confirm the placement of the workpiece and the processing sequence.

Precautions during processing: Before processing each program, it is necessary to strictly confirm whether the tool is consistent with the program; when installing the tool, it is necessary to confirm whether the length of the tool and the selected clamping tool head are suitable;

 

In the same workpiece, it is necessary to keep the same area every time the tool is set to ensure the accuracy of the tool when the tool is connected; try to blow with air in the roughing program, and spray oil in the smooth knife program;

 

The aluminum slag in the machine tool should be cleaned before the oil is sprayed with the light knife to prevent the aluminum slag from absorbing oil; the operator should not leave the machine tool or check the operation status of the machine tool regularly while the machine tool is running on its own.

 

In the process of machining precision mechanical parts, if it is found that the machining allowance is too much, you must use "single segment" or "pause" to clear the X, Y, Z values, then manually mill them out, and then shake them back to "zero point" to make them run on its own;

 

In the process of processing, if the operator finds a knife collision, the operator must stop immediately, such as pressing the "emergency stop" button or "reset key" button or setting the "feed rate" to zero, etc.;

 

It is forbidden to open the door during the operation of the machine tool to avoid flying knives or flying workpieces; the workpieces must be cleaned and deburred in time after they are off the machine;

 

When off work, the operator must do a timely and accurate handover to ensure that the subsequent processing can be carried out normally; before shutting down, ensure that the tool magazine is in the original position, the XYZ axis is stopped in the center position, and the power on the machine tool operation panel and the main power supply are turned off in turn. 


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Also, Yogie is a professional manufacturer for Mining equipmentCNC Machine tools, and Machinery parts for over 20years.


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